If ur HT has hdmi in/ out then
all to HT hdmi in[shld hv at least 2 inputs] n one hdmi out to lcd tv
Then u control sound frm ur HT..

If not.. then its hdmi frm all sources to ur tv..
N for odo a coax/optical frm ur sources to ur HT..
U can ctrl sound frm both tv n HT..

Hi..

U mean there is no sound for ur b-yond too? Tats strnge.. unfortunately I m not familiar wif de b-yond decoder - whether u nid to change d settings..
On de bdp settings - ya .. tats abt rite.. fiddle wif bitstream .. pcm .. one of those shld output sound to ur coax/optical connexion..

D